33results about How to "Spectrum adjustable" patented technology

The invention relates to a distributed optical fiber positioning system, in particular to an OTDR (Optical Time Domain Reflectometer) device and a measurement method based on physical random code correlation detection, and solves the contradiction that the dynamic range and the spatial resolution of a traditional OTDR system cannot be improved at the same time. The device comprises a physical random code generator, a microwave amplifier, a DFB laser, an electro-optical phase modulator, an optical isolator, a first optical amplifier, a 1 * 2 optical fiber coupler, a variable optical delay line,a first photoelectric detector, an oscilloscope, a to-be-detected optical fiber, an optical circulator, a second optical amplifier, a second photoelectric detector and a computer. The system is simple in structure, convenient to operate and low in cost, the spatial resolution is determined by the code width of the physical random code, the problem that the spatial resolution is deteriorated due to the weak period of a chaotic laser signal is avoided, and adjustment of high spatial resolution acquisition is also very convenient.

The invention discloses a direct-phase-modulation-based femtosecond wideband pulse generation optical ring in the technical field of wireless communication. The direct-phase-modulation-based femtosecond wideband pulse generation optical ring comprises a first light path switch, an amplifier, a wavelength division multiplexer, a narrowband fiber filter, a second light path switch and two phase modulators which are sequentially connected in series to form a loop, wherein the input end of the first light path receives a square signal; and the output end of the second light path switch outputs chirped pulses. The direct-phase-modulation-based femtosecond wideband pulse generation optical ring can endow generated wideband pulses with linear phases, suppress the production of nonlinear effects in the pulses and filter the light, with the central wavelength of 1,030nm, of the ytterbium-doped fiber amplifier to realize the high signal to noise ratio of a system, and better realizes secondary pulse phase modulation by controlling the external voltage of the phase modulators.

The invention provides an LED light source for medical endoscopes and a spectrum design method. The LED light source comprises a blue light source, a cyan light source, a green light source, a yellow light source, a red light source and a current controller. The LED light source is formed from the light sources with the colors. The blue light source consists of a blue light LED chip. The cyan light source, the green light source, the yellow light source and the red light source consist of blue light LED chips, the corresponding cyan fluorescent powder, green fluorescent powder, yellow fluorescent powder and red fluorescent powder, and filter films, wherein the filter films are blue light filer films. The spectrum design method comprises the steps of irradiating human body tissue and organ samples with the LED light source and a reference light source and obtaining a corresponding reflecting spectrum through testing; calculating color differences; adjusting the chips, the peak values of the fluorescent powder, and the currents of the various light sources according to the results to realize different spectrum distributions; performing repeated calculation until the color differences are consistent. The LED light source has the advantages of high light-emitting intensity, full spectrum without deficiency, flexible control and strong color restoration, has no ultraviolet and infrared parts and is biologically-friendly.

The invention provides a full-spectrum white-light micro-LED (light-emitting diode) chip, which relates to the technical field of high-quality illumination. The full-spectrum white-light micro-LED chip comprises a micro-LED array, a flaky fluorescent powder layer and a chip electrode. The micro-LED array comprises a substrate and a micro-LED chip arranged on the substrate; the flaky fluorescent powder layer comprises a fluorescent powder layer and silica gel, the fluorescent powder layer is consistent with the size of the micro-LED chip, the fluorescent powder layer is smeared onto the surfaceof the micro-LED chip, and two adjacent fluorescent powder layers are isolated by adopting silica gel; and the chip electrode is led out from the micro-LED chip, and the chip electrode is used as anelectric connection end of the micro-LED chip. The full-spectrum white-light micro-LED chip is small in light emitting area, simple in secondary light distribution design, controllable in color temperature and adjustable in spectrum.

The invention discloses a digital ultra wide band comb-shaped spectrum signal generator which comprises an amplitude limiter, a comparator logic converter, a differentiator, a wide band switch, a high-pass filter, a switch drive circuit and a power module. The signal output end of the high-pass filter serves as the digital ultra wide band comb-shaped spectrum signal output end. Double-way amplitude limitation is conducted through the amplitude limiter and a device is prevented from being burned out by influence of strong signals; input signals of a comparator are compared with zero, so that square wave clock signals are generated; the square wave clock signals are combined with the high level through the logic converter and then are output, the rising edge or the falling edge of square waves is improved; the rising edge or the falling edge is charged or discharged through the differentiator, so that narrow pulses are generated; then the pulses pass through the wide band switch, time domains are multiplied, required pulses are output after modulation, and the interval of spectral lines is controlled; finally, the high-pass filter is used for high-pass filtering and low-frequency rejection; meanwhile, a modulation period is sampled through the switch drive circuit, so that a comb-shaped spectrum with the ultra wide band, the adjustable spectral lines and the stable waveform is obtained.

The invention discloses a method for obtaining a formamidinium bromide / PMMA composite material through in-situ polymerization cladding and application thereof. The method comprises the steps that firstly, the thermal injection technology is adopted for synthesizing and obtaining high-quality formamidinium bromide quantum dots, and acetonitrile and methylbenzene are used for purifying the quantum dots; secondly, the quantum dots and an MMA solution are mixed according to a certain proportion, under the illumination condition, a reaction is performed for a period of time for polymerization, anda fluid product with the certain viscosity is obtained; finally, a film scraping method is used for preparing a uniform green fluorescent film. The formamidinium bromide / PMMA composite material can beused for constructing a white light LED. The water and oxygen resistant formamidinium bromide quantum dot composite film material can be manufactured, and the efficient white light LED device can beobtained.

The invention discloses red fluorescence powder for laser medical-treatment illumination and a preparation method and application thereof. The chemical formula of the red fluorescence powder is M1-x-zLixAl1-x-ySi1+x+yN3-yCy:zEu<2+> or M1-m+0.5n-pLimAl1-mSi1+mCnN3-n:pEu<2+>, wherein the x and the m are 0.01-0.3, the y and the n are 0.01-0.30, and the z and the p are 0.001-0.3. According to the preparation method of the red fluorescence powder for laser medical-treatment illumination, the fluorescence powder having good luminescence property is prepared by utilizing a high-temperature solid-state method and doping different atoms. In addition, the specific temperature is adopted for calcination, calcining reaction is performed at the temperature of 1500-1900 DEG C for 1-20 hours to enable components to be better bound together and to play excellent optical properties, and the red fluorescence powder is very suitable for manufacturing of medical-treatment illumination sources.

The invention discloses a nitride phosphor and a preparation method thereof. The nitride phosphor comprises the chemical composition of A1-xMpQqN3: xR, and the invention further discloses the preparation method of the nitride phosphor. The excitation spectrum of the phosphor adopts broadband excitation, the range covers almost ultraviolet and blue light, the phosphor is matched with LED chip emission spectrum and emits red light, the luminous efficiency is high, the half peak width is wide, and the chemical property is stable. The phosphor spectrum is adjustable, and the emission peak wavelength can be moved to 665 nm from 610 nm by changing the proportion of metallic elements in the A1-xMpQqN3: xR. High-purity ultrafine silicon powder can be further added to the phosphor so as to remove adsorbed oxygen contained in silicon nitride, the oxygen content of the phosphor is reduced, and the luminescence property of the phosphor is improved.

The invention discloses a single unit rotation type combined gas explosion sound source, and belongs to the technical field of naval mine resistance. The gas explosion sound source comprises a servo motor, a rotor, a stator shell, a piston and a piston cylinder; a cavity part of the rotor, which is provided with release holes, is inserted into the inside of the stator; both ends of the piston arerespectively positioned in the rotor and the piston cylinder; the piston cylinder is coaxially abutted with the stator shell; high-pressure gas inside the rotor is discharged and released by periodicopening and closing of the corresponding release holes on the rotor and a stator so as to generate a series of acoustic wave pulses oscillating on a wide band in water; by regulating displacement of the piston in the rotor, the number of opened ports of the rotor is controlled to regulate strength of the sound source; and the rotor is driven to rotate by the servo motor, when the opened release holes of the rotor are coincided with the release holes of the stator, a pulse with a specific frequency spectrum is generated, and the continuous change of the opened ports of the rotor in the continuous transmission process implements smooth control of the frequency spectrum. According to the invention, a physical field generated by a ship can be effectively simulated.

The invention provides a perovskite microsphere, a mixed-color optical conversion film and a preparation method of the mixed-color optical conversion film, and a displayer. The red and green perovskite microspheres having a coating structure and provided by the invention are used as an optical conversion material of a white light OLED displayer, so that the photon utilization rate of an organic light-emitting material can be improved, the display power consumption is reduced, and the process difficulty and cost are reduced.

The invention relates to the field of design and synthesis of novel fluorescent powder and spectrum regulation and control, and in particular to self-activated fluorescent powder for achieving spectrum adjustability through cation substitution. The fluorescent powder is made of phosphate as a matrix, the chemical formula of the phosphate is Ca2-xAxBa3(PO4)2SiO4, and in the formula, A is one or twoelements of Sr and Mg; x is a mole doping amount of A<2+> ions which are adopted to dope and substitute crystal lattice sites of Ca<2+>. At a sintering temperature and under conditions of same otherenvironments, regulation and control on the emission spectrum of the self-activated fluorescent powder is achieved by adjusting the A<2+> ion doping amount. The fluorescent powder is synthesized through a conventional high-temperature solid-phase method, is simple in synthesis method, easy to operate and good in repeatability, and in addition, as self-activated fluorescent powder, the fluorescentpowder is free of rare-earth ions as activation ions, so that the preparation cost can be greatly reduced. The fluorescent powder provided by the invention can be effectively activated by ultravioletlight of 220-300nm.

The invention relates to the technical field of biological medicines, in particular to a preparation method of a nanometer targeted drug, and application of the nanometer targeted drug for treating gastric carcinoma. Two types of different nanometer drugs are prepared, and main nano-carriers are gold nanoparticles (GNP) and zinc sulfide quantum dots (ZnS QD), and are coupled with Adriamycin and ligand transferrin to carry out targeting on the protein tumor cell of a transferrin receptor which is in high expression on gastric carcinoma cells or the stomach. The nano-carrier gold nanoparticle (GNP) is a most compatible nanostructure which has better advantages than other metal nanometer composite materials, and the zinc sulfide quantum dot (ZnS QD) is a very important quantum dot nanoparticle, has small toxicity, is friendly to human and has a narrow-band spectrum. The prepared two therapeutic nanometer drugs have good stability, a high drug loading capacity and good slow-release properties, can enhance medicine targeting concentration, enhance a tumor killing treatment effect and lower a non-specific toxic and side effect. The design way of the two therapeutic nanometer drugs can beused for gastric carcinoma diagnosis, gastric carcinoma treatment and gastric carcinoma prognosis, and an application prospect is good.

The invention discloses a near-infrared light-emitting material, a preparation method and a light-emitting device. The chemical composition of the near-infrared light-emitting material is AyQaMbOq: zD, wherein the element A is one or two of Li, Na, Be, Ca and Zn; the element Q is one or two of Y, La, Lu, Gd and Sc; the element M is one or two of B, Ga, In, Al and Si; the element D is one or two of Cr, Yb, Er, Nd, Pr, Sm, Bi and Ce; and 1 < = y < = 3, 0 < = a < = 1, 1 < = b < = 3, 5 < = q < = 9, and 0 < = z < = 9. The emission spectrum band of the luminescent material shows broadband emission with the peak wavelength of 700-1200 nm, the effective absorption wavelength range is 350-808 nm, the light-emitting material has the characteristics of wide emission spectrum band, adjustable spectrum, low cost and the like, and the light-emitting device is good in sealing performance and compact in size.

The invention discloses a single rotary combined gas explosion sound source, which belongs to the technical field of mine countermeasures. The gas explosion sound source includes a servo motor, a rotor, a stator housing, a piston and a piston cylinder; the cavity part of the rotor with a release hole is inserted into the interior of the stator, and the two ends of the piston are respectively located in the rotor and the piston cylinder, and the piston cylinder and the stator The shells are coaxially docked; the high-pressure gas inside the rotor will be released through the periodic opening and closing of the corresponding release holes on the rotor and stator, and a series of broadband oscillating sound wave pulses will be generated in the water; by adjusting the displacement of the piston in the rotor Control the number of ports opened by the rotor to adjust the intensity of the sound source; the rotor is driven by the servo motor to rotate, and when the release hole opened by the rotor coincides with the release hole of the stator, pulses of a specific frequency spectrum are generated, and the ports opened by the rotor are in continuous emission. Continuously changing to achieve smooth control of the spectrum. The invention can effectively simulate the physical field produced by the ship.

The invention discloses fluorescent materials with an aggregation-induced emission effect and circular polarization and a preparation method of the fluorescent materials. The general structural formula of the fluorescent materials is shown in the description, wherein R represents any one of H, phenyl, C1-C2 alkoxy substituted phenyl, C1-C3 alkyl substituted phenyl, trifluoromethyl substituted phenyl, thienyl, C1-C3 alkyl substituted thienyl and triphenylamine. After a ring-locking o-dinaphthol intermediate is synthesized from o-dinaphthol and 1,6-diiodohexane, a coupled product is synthesizedthrough a Suzuki coupling reaction, finally, an aldehyde group and malononitrile are subjected to a reaction, and the fluorescent materials are obtained. The fluorescent materials realize aggregation-induced emission characteristic and chirality in one molecular framework and can prevent quenching of circular dichroism spectrum, namely, the AACD effect, and by use of the two properties, microcrystals with different morphologies are obtained by self-assembly of the synthesized fluorescent materials, so that the compounds realize spectrum-adjustable circularly polarized light.

The invention provides fluorescent ceramic for warm white light illumination and a preparation method thereof. The chemical formula of the fluorescent material is Tb3 (1-x) Ce3xAl5 (1-2y) Mn5ySi5yO12,x is larger than or equal to 0.00005 and smaller than or equal to 0.15, y is larger than or equal to 0.00005 and smaller than or equal to 0.3, and the preparation method of the fluorescent ceramic comprises the steps that terbium oxide, aluminum oxide, cerium oxide, silicon dioxide and manganese dioxide are proportioned according to the chemical formula Tb3 (1-x) Ce3xAl5 (1-2y) Mn5ySi5yO12, powder prepared according to the stoichiometric ratio is mixed and then pressed and formed, a pressed green body is subjected to a phase change reaction through heat treatment to generate fluorescent ceramic of a terbium aluminum garnet phase, Ce < 3 + > ions and Mn < 2 + > ions enter a terbium aluminum garnet structure through diffusion under the high-temperature condition and replace existing Tb < 3+ > ions and Al < 3 + > ions respectively to form a light-emitting center; the Ce < 3 + > and Mn < 2 + > ion co-activated terbium aluminum garnet phase fluorescent ceramic for warm white light illumination is obtained. The fluorescent ceramic has wide-band yellow-green-orange-red fluorescence emission under blue light excitation, the fluorescence peak wavelength can be adjusted along with the concentration of doped Ce < 3 + > and Mn < 2 + >, and the fluorescent ceramic is suitable for warm white light illumination.

The utility model belongs to the technical field of greenhouse light supplementing equipment, particularly relates to illumination management equipment for asparagus cochinchinensis greenhouse planting, and aims to solve the problems that an LED lamp is fixedly installed on a supporting column in a greenhouse, adjustment is inconvenient, and rapid replacement and maintenance are inconvenient. Two connecting rods are symmetrically and fixedly arranged on the outer wall of the tightening ring, LED light supplementing lamps are arranged at the other ends of the connecting rods, the two LED light supplementing lamps are installed on supporting columns in a greenhouse through the tightening ring, the inserting-connecting assembly is arranged on the LED light supplementing lamps and used for fixing the LED light supplementing lamps so that the LED light supplementing lamps can be rapidly replaced and maintained, and the inclination adjusting assembly is arranged on the tightening ring and used for adjusting the inclination of the LED light supplementing lamps so that the inclination of the LED light supplementing lamps can be adjusted. Therefore, the inclination of the LED light supplement lamp can be adjusted, and the illumination angle of the LED light supplement lamp can be adjusted. The device has the advantages of being simple in structure, convenient to install, flexible to adjust, adjustable in spectrum and the like, the requirements of asparagus cochinchinensis for illumination in different growth stages can be effectively met, and the yield and quality of asparagus cochinchinensis are improved.

The invention provides a light emitting diode. The light emitting diode comprises a photoluminescence layer and an OLED layer, wherein the OLED layer comprises a substrate, a transparent conductive electrode layer, a hole transport layer, an organic light emitting layer, an electron transport layer and a cathode layer; the OLED layer takes the substrate as a bottom, and the transparent conductiveelectrode layer, the hole transport layer, the organic light emitting layer, the electron transport layer and the cathode layer are arranged from bottom to top in sequence; and the photoluminescence layer is located on the other side of the substrate of the OLED layer. The light emitting diode is high in color purity and adjustable in spectrum; an insulation protection material is added into the photoluminescence layer on the other side, so the photoluminescence layer can be well protected, and problems in light output coupling can be solved; and a monochromatic device with high color purity or a white light device with adjustable color temperature can be obtained through adjustment.

The invention discloses a direct-phase-modulation-based femtosecond wideband pulse generation optical ring in the technical field of wireless communication. The direct-phase-modulation-based femtosecond wideband pulse generation optical ring comprises a first light path switch, an amplifier, a wavelength division multiplexer, a narrowband fiber filter, a second light path switch and two phase modulators which are sequentially connected in series to form a loop, wherein the input end of the first light path receives a square signal; and the output end of the second light path switch outputs chirped pulses. The direct-phase-modulation-based femtosecond wideband pulse generation optical ring can endow generated wideband pulses with linear phases, suppress the production of nonlinear effects in the pulses and filter the light, with the central wavelength of 1,030nm, of the ytterbium-doped fiber amplifier to realize the high signal to noise ratio of a system, and better realizes secondary pulse phase modulation by controlling the external voltage of the phase modulators.

The invention discloses a nitride phosphor and a preparation method thereof. The chemical composition is: A1‑xMpQqN3:xR, and also discloses a preparation method of the nitride. The excitation spectrum of the phosphor of the present invention is broadband excitation, covering Near-ultraviolet and blue light match well with the emission spectrum of the LED chip. The phosphor emits red light, with high luminous efficiency, wide half-peak width, and stable chemical properties. The phosphor spectrum is adjustable. By changing the ratio of metal elements in A1‑xMpQqN3:xR, the emission peak wavelength can be moved from 610nm to 665nm. The phosphor powder can also be added with high-purity ultrafine silicon powder to remove the adsorbed oxygen contained in the silicon nitride, reduce the oxygen content of the phosphor powder of the present invention, and improve the luminescent performance of the phosphor powder.

An electroluminescent device whose wavelength can be modulated is characterized in that it includes a voltage modulation unit A1 composed of M1, I1, S1, and M2 and an electroluminescent device A2. The terminal voltage realizes the adjustment of the emission wavelength of the electroluminescent device A2. The present invention adjusts the reflection phase shift of the unit by adjusting the voltage across the voltage modulation unit A1, and the change of the reflection phase shift leads to the change of the emission wavelength of the electroluminescent device A2, thereby realizing the modulation of the emission wavelength of the light emitting device. The invention only needs to adjust the voltage at both ends of the modulator layer to realize the modulation of the emission spectrum of the light-emitting device, and achieve the purpose of modulating the emission wavelength of the light-emitting device under a fixed structure, and the structure is simple and the modulation speed is fast, which is beneficial to the integration of display devices and high speed optical modulator applications.

The invention discloses a brightness-adjustable light source device for simulating a specific light source. The light source device comprises a light source module, a light source chamber, frosted glass and an optical fiber group which are coaxially arranged in sequence. The light source module is used for emitting light to cover a visible light near-infrared spectrum waveband and simulating the specific light source, and the brightness and the spectrum are adjustable; the light source chamber is used for carrying out fitting uniform processing on the light emitted by the light source module;the frosted glass is used for further homogenizing the light output by the light source chamber; and the optical fiber group is used for guiding out light output by the frosted glass to form a light source. The light source device can realize effective and high-precision light source simulation; the simulated light source is closer to a real light source, and the effect is good; and the whole device is wide in adjustable range, can simulate specific light sources with different spectrums and different brightness, and is small in structure, easy to integrate and low in power consumption.

The invention discloses cerium-europium-terbium codoped nanocrystal fluorescent powder which has a chemical general formula of CexEunTb1-x-nF3 (x+n is greater than 0 and less than or equal to 1), wherein x represents a molar concentration of Ce3+, and n represents a molar concentration of Eu3+. A preparation method of the powder comprises the following steps: (1) weighing Ce(NO3)3.6H2O, Eu(NO3)3.6H2O and Tb(NO3)3.6H2O, adding [Bmim]NO3, stirring for 30-45min at 55-65 DEG C to prepare mixed liquid, (2) adding the mixed liquid into [Bmim]PF6, performing ultrasonic dispersion for 1-3h at 10-30Hz, and (3) cooling ultrasonic dispersion liquid to the room temperature, sucking liquid on a lower layer after liquid layering, washing with acetone, and then performing centrifugation and drying. The preparation method is simple, low in energy consumption and low in corrosion, and the prepared nanocrystal fluorescent powder has a good luminescent property.

The invention relates to a distributed optical fiber positioning system, in particular to an OTDR device and measurement method based on physical random code correlation detection, which solves the contradiction that the dynamic range and spatial resolution of the traditional OTDR system cannot be improved simultaneously. The device of the present invention includes a physical random code generator, a microwave amplifier, a DFB laser, an electro-optical phase modulator, an optical isolator, a first optical amplifier, a 1×2 fiber coupler, a variable optical delay line, a first photodetector, and an oscilloscope , an optical fiber to be tested, an optical circulator, a second optical amplifier, a second photodetector, and a computer. The system structure of the present invention is simple, easy to operate, low in cost, and the spatial resolution is determined by the code width of the physical random code, which not only avoids the problem of deterioration of the spatial resolution caused by the weak period of the chaotic laser signal, but also improves the accuracy of the high spatial resolution acquisition. Adjustment is also very convenient.

The invention discloses cerium-europium-terbium codoped nanocrystal fluorescent powder which has a chemical general formula of CexEunTb1-x-nF3 (x+n is greater than 0 and less than or equal to 1), wherein x represents a molar concentration of Ce3+, and n represents a molar concentration of Eu3+. A preparation method of the powder comprises the following steps: (1) weighing Ce(NO3)3.6H2O, Eu(NO3)3.6H2O and Tb(NO3)3.6H2O, adding [Bmim]NO3, stirring for 30-45min at 55-65 DEG C to prepare mixed liquid, (2) adding the mixed liquid into [Bmim]PF6, performing ultrasonic dispersion for 1-3h at 10-30Hz, and (3) cooling ultrasonic dispersion liquid to the room temperature, sucking liquid on a lower layer after liquid layering, washing with acetone, and then performing centrifugation and drying. The preparation method is simple, low in energy consumption and low in corrosion, and the prepared nanocrystal fluorescent powder has a good luminescent property.

The invention relates to the field of design and synthesis of novel fluorescent powder and spectrum regulation and control, and in particular to self-activated fluorescent powder for achieving spectrum adjustability through cation substitution. The fluorescent powder is made of phosphate as a matrix, the chemical formula of the phosphate is Ca2-xAxBa3(PO4)2SiO4, and in the formula, A is one or twoelements of Sr and Mg; x is a mole doping amount of A<2+> ions which are adopted to dope and substitute crystal lattice sites of Ca<2+>. At a sintering temperature and under conditions of same otherenvironments, regulation and control on the emission spectrum of the self-activated fluorescent powder is achieved by adjusting the A<2+> ion doping amount. The fluorescent powder is synthesized through a conventional high-temperature solid-phase method, is simple in synthesis method, easy to operate and good in repeatability, and in addition, as self-activated fluorescent powder, the fluorescentpowder is free of rare-earth ions as activation ions, so that the preparation cost can be greatly reduced. The fluorescent powder provided by the invention can be effectively activated by ultravioletlight of 220-300nm.

The invention relates to the field of luminescent materials, in particular to a composite fluorescent ceramic material and a preparation method thereof. The chemical composition of the composite fluorescent ceramic material is xY 2 o 3 ‑yLu 2 o 3 ‑zAl 2 o 3 ‑mSiO 2 ‑nMgO‑pRe 2 o 3 , where x, y, z, m, n, p are mole percentages, and 2x+2y+2z+m+n+2p=100%, the fluorescent ceramic emission spectrum is in the 510-680nm band, and the wavelength of its luminescence peak can be By adjusting Y in the component 2 o 3 、Lu 2 o 3 、Al 2 o 3 , MgO and SiO 2 Change the ratio of the fluorescent emission peak from 520nm to 610nm, and its luminous efficiency is stable at high temperature (>80%@200℃). Sintering and post-processing steps. The problem of the lack of red light components in the spectrum of a single fluorescent transparent ceramic component is solved through the regulation of the components. The invention realizes high-quality and diversified choices for laser lighting and display, greatly reduces the design cost of the red light source, and is more conducive to The homogenization and color diversification of laser light source beams are of great significance to practical production applications.